Zwergwal vs Randfleck-Kleinspanner

Balaenoptera acutorostrata compared with Scopula marginepunctata

Key Differences

• Zwergwal is Least Concern while Randfleck-Kleinspanner is Critically Endangered.

Taxonomic Classification

Rank	Zwergwal	Randfleck-Kleinspanner
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Chordata (Chordatiere)	Arthropoda (Gliederfüßer)
Class	Mammalia (Säugetiere)	Insecta (Insekten)
Order	Cetacea (Whales & Dolphins)	Lepidoptera (Schmetterlinge)
Family	Balaenopteridae (Rorquals)	Geometridae
Genus	Balaenoptera (Rorquals)	Scopula
Species	Balaenoptera acutorostrata	Scopula marginepunctata

Evolutionary Relationship

Zwergwal and Randfleck-Kleinspanner share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Zwergwal

LC — Least Concern

Randfleck-Kleinspanner

CR — Critically Endangered

Physical Characteristics

Attribute	Zwergwal	Randfleck-Kleinspanner
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Zwergwal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador).

Randfleck-Kleinspanner

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, and Sweden. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Zwergwal

Bagwhale (Balaenoptera acutorostrata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 3 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇸🇪 Sweden